查询词典 double-helical

This test uses the "method of fire resistance test for structural parts of building" of Chinese national standard CNS12514 A 3305 as the criterion and small heating furnaces to complete the following three kinds of tests:(1) different material ingredients of single layer fire curtain ,(2) different hollow layer spacing of double layer fire curtain, and (3) installation of natural smoke vent of double layer fire curtain, with a view to acquiring basic data of insulation performance and determining if it meets the requirements stipulated by related specifications.

本试验将以中国国家标准CNS12514 A3305「建筑物构造部份之耐火试验法」作标准，并利用小型加热炉完成(1)单层截火幕不同材质成份、(2)双层截火幕不同中空层间距、(3)双层截火幕设置自然排烟口之三种试验类型，以期获得阻热性能之基础资料与是否符合相关规范之要求。

Double unit and double the production logistics, will cut-sheet-fed press sheet-fed offset printing presses on paper iuduced request in cut-paper targejia.

套叠独位和套叠承印物流，不兵裁切的独弛纸按独弛纸胶印机不不不差纸弛步距给供，把裁切的纸弛搭叠好。

The company main product are single phase mechanical KWH meter, three phase mechanical KWH meter, single phase electronic meter, three phase electronic meter, single phase prepaid meter, three phase prepaid meter, limit switch, micro switch, foot pedal switch, adjust switch, safety switch, cutout limiter, double-way rope pulling switch, double-way bias switch, self-lock foot pedal switch, high voltage switchboard switch, limit switch with light display, multi function limit switch, slide-stop switch, fire-control push button switch, signal light, mini circuit breaker, connector fuse cut-out, automatic photo-controls, American 6 pole computer plug.

公司主要产品：单相机械式电度表、三相机械式电度表、单相电子式电度表、三相电子式电度表、单相预付费电度表、三相预付费电度表、行程开关、微动开关、脚踏开关、限位开关、安全开关、断火限位器、拉绳开关、跑偏开关、自锁式脚踏开关、高压开关柜限位开关、带灯显示行程开关、多功能行程开关、打滑开关、消防按钮开关、信号灯、小型断路器、熔断器式保险插座、路灯控制器、美式6孔电脑插座。

In order to determine the bacterial composition of the community,11 isolate strains were detected by plate isolation,while a community reset by the 11 isolate strains lost the capacity of degrading cellulose. The capacity of degrading of the filter paper in double deck plate and monolayer plate were determined,only the filter paper in double deck plate were degraded,that means the main or key microbe are anaerobic.

为系统了解复合系的菌种组成，在有氧条件下，利用传统的平板画线法分离到11株单菌，将11株单菌按体积比1∶1重新组合并不具备分解纤维素的能力，利用单层和双层平板滤纸法检测NSC-7的分解能力，发现只有双层平板上的滤纸变黄且降解，说明复合系内纤维素降解的关键菌是厌氧或微好氧菌。

At present, the company has various features advanced equipment and the strong technical force, in the enterprise comprehensively promote ISO9000 quality system to standardize enterprise management, professional development and production of welding to bowl, soup pots, American Takanabe, single stalk milk pot, Grate Zhengguo single, double grate Zhengguo, double insulation lunch boxes, deep-dish, fast food was, Koubei series of high profile products, to provide sample processing and production services.

目前，本公司拥有各类功能先进的设备和雄厚的技术力量，在企业全面推进ISO9000质量体系来规范企业管理，专业开发生产氩弧焊接碗、汤盆、美式高锅、单柄奶锅、单篦蒸锅、双篦蒸锅、双层保温餐盒、深菜盘、快餐盘、口杯等系列高中档产品，并提供来样加工制作等服务。

Derrick on Tianlun and rope set up the runway, the installation of hoists, winches double (3t) double rope traction, transport staff and lining materials; hoists the runway with a winch (2t) to tighten, In addition, the site symmetry at the bottom of the derrick cantilever mast for two, with two winches (3t) upgrading of materials, two separate winch (1t) Luffing operation.

井架上设天轮和钢丝绳跑道，装置吊笼，用双卷扬机（3t ）双绳牵引，运输人员和内衬材料；吊笼跑道用一台卷扬机（2t ）收紧，另外，在井架底部对称部位设悬臂桅杆两台，用两台卷扬机（3t ）提升物料，另设两台卷扬机（1t ）变幅操作。

Double settling is used direct blue 86 instead of double salting out .

直接蓝 199两种染料生产工艺进行了改进，86号直接蓝的生产用两次沉降取代了两次盐析。

In order to deter-mine the suspension point of double donkey headed oil suction pump and kinematics status and law of each component, this paper established corresponding analytic equation of kinematics and kinematics analysis, and carried Out calculation on the kinematics and kinetics law of the double donkey headed oil suction pump.

为了确定双驴头抽油机悬点和各构件的运动状态及运动规律，建立了相应的运动和动力分析的解析方程，并对双驴头抽油机的运动和动力规律进行了计算，由编制的相应计算机程序，确定出抽油机在一个周期内的运动参数与动力参数的变化规律，为合理选择电动机、设计机械换向及平衡重提供了理论依据。

The cluster result revealed the evolution tendency of Rosa plants. Original character was white and simple petal. Modern character of Rosa cultivars was Larger and double flower. The Rosa of pink semi-double petal was the transition from wild species to modern cultivars.

聚类结果显示出了蔷薇的演化趋势：白色、单瓣是蔷薇较为原始的一个性状，花径大、重瓣性高是现代蔷薇栽培品种的性状，而部分粉红色半重瓣蔷薇则是从野生种到现代栽培品种的中间过渡类型。

We can product the annual output more than 10 million meters pile fabrics and 2 million advanced double deck double flower blankets .

年产毛绒1000万米，高级双层双花毛毯200万条，同时还生产高级雕花，浴室三件套，沙发、汽车坐垫等。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。